15910440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 256

約数和(自身を含む): 61931520

約数和(自身を除く): 46021080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 47, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 94, 104, 105, 120, 124, 130, 140, 141, 155, 156, 168, 182, 186, 188, 195, 210, 217, 235, 248, 260, 273, 280, 282, 310, 312, 329, 364, 372, 376, 390, 403, 420, 434, 455, 465, 470, 520, 546, 564, 611, 620, 651, 658, 705, 728, 744, 780, 806, 840, 868, 910, 930, 940, 987, 1085, 1092, 1128, 1209, 1222, 1240, 1302, 1316, 1365, 1410, 1457, 1560, 1612, 1645, 1736, 1820, 1833, 1860, 1880, 1974, 2015, 2170, 2184, 2418, 2444, 2604, 2632, 2730, 2820, 2821, 2914, 3055, 3224, 3255, 3290, 3640, 3666, 3720, 3948, 4030, 4277, 4340, 4371, 4836, 4888, 4935, 5208, 5460, 5640, 5642, 5828, 6045, 6110, 6510, 6580, 7285, 7332, 7896, 8060, 8463, 8554, 8680, 8742, 9165, 9672, 9870, 10199, 10920, 11284, 11656, 12090, 12220, 12831, 13020, 13160, 14105, 14570, 14664, 16120, 16926, 17108, 17484, 18330, 18941, 19740, 20398, 21385, 21855, 22568, 24180, 24440, 25662, 26040, 28210, 29140, 30597, 33852, 34216, 34968, 36660, 37882, 39480, 40796, 42315, 42770, 43710, 48360, 50995, 51324, 56420, 56823, 58280, 61194, 64155, 67704, 73320, 75764, 81592, 84630, 85540, 87420, 94705, 101990, 102648, 112840, 113646, 122388, 128310, 132587, 151528, 152985, 169260, 171080, 174840, 189410, 203980, 227292, 244776, 256620, 265174, 284115, 305970, 338520, 378820, 397761, 407960, 454584, 513240, 530348, 568230, 611940, 662935, 757640, 795522, 1060696, 1136460, 1223880, 1325870, 1591044, 1988805, 2272920, 2651740, 3182088, 3977610, 5303480, 7955220, 15910440]

約数ペア:

[(1, 15910440), (2, 7955220), (3, 5303480), (4, 3977610), (5, 3182088), (6, 2651740), (7, 2272920), (8, 1988805), (10, 1591044), (12, 1325870), (13, 1223880), (14, 1136460), (15, 1060696), (20, 795522), (21, 757640), (24, 662935), (26, 611940), (28, 568230), (30, 530348), (31, 513240), (35, 454584), (39, 407960), (40, 397761), (42, 378820), (47, 338520), (52, 305970), (56, 284115), (60, 265174), (62, 256620), (65, 244776), (70, 227292), (78, 203980), (84, 189410), (91, 174840), (93, 171080), (94, 169260), (104, 152985), (105, 151528), (120, 132587), (124, 128310), (130, 122388), (140, 113646), (141, 112840), (155, 102648), (156, 101990), (168, 94705), (182, 87420), (186, 85540), (188, 84630), (195, 81592), (210, 75764), (217, 73320), (235, 67704), (248, 64155), (260, 61194), (273, 58280), (280, 56823), (282, 56420), (310, 51324), (312, 50995), (329, 48360), (364, 43710), (372, 42770), (376, 42315), (390, 40796), (403, 39480), (420, 37882), (434, 36660), (455, 34968), (465, 34216), (470, 33852), (520, 30597), (546, 29140), (564, 28210), (611, 26040), (620, 25662), (651, 24440), (658, 24180), (705, 22568), (728, 21855), (744, 21385), (780, 20398), (806, 19740), (840, 18941), (868, 18330), (910, 17484), (930, 17108), (940, 16926), (987, 16120), (1085, 14664), (1092, 14570), (1128, 14105), (1209, 13160), (1222, 13020), (1240, 12831), (1302, 12220), (1316, 12090), (1365, 11656), (1410, 11284), (1457, 10920), (1560, 10199), (1612, 9870), (1645, 9672), (1736, 9165), (1820, 8742), (1833, 8680), (1860, 8554), (1880, 8463), (1974, 8060), (2015, 7896), (2170, 7332), (2184, 7285), (2418, 6580), (2444, 6510), (2604, 6110), (2632, 6045), (2730, 5828), (2820, 5642), (2821, 5640), (2914, 5460), (3055, 5208), (3224, 4935), (3255, 4888), (3290, 4836), (3640, 4371), (3666, 4340), (3720, 4277), (3948, 4030)]